text: //// [unusedClassesinNamespace2.ts]
  
  namespace Validation {
      class c1 {
  
      }
  
      export class c2 {
  
      }
  }
  
  //// [unusedClassesinNamespace2.js]
  var Validation;
  (function (Validation) {
      var c1 = (function () {
          function c1() {
          }
          return c1;
      }());
      var c2 = (function () {
          function c2() {
          }
          return c2;
      }());
      Validation.c2 = c2;
  })(Validation || (Validation = {}));
  